/**
 * APITable <https://github.com/apitable/apitable>
 * Copyright (C) 2022 APITable Ltd. <https://apitable.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import { useCallback, useState } from 'react';

export function useSetState<T extends object>(initialState: T = {} as T): [T, (patch: Partial<T> | ((prevState: T) => Partial<T>)) => void] {
  const [state, setState] = useState<T>(initialState);

  const setMergeState = useCallback((patch: any) => {
    setState((prevState) => {
      const newState = isFunction(patch) ? patch(prevState) : patch;
      return { ...prevState, ...newState };
    });
  }, []);

  return [state, setMergeState];
}

function isFunction(obj: any): obj is Function {
  return typeof obj === 'function';
}
